Home / 1,227,638.37-1,694,226.14-744,223.89

Finding the Fourth Proportional to 1,227,638.37, 1,694,226.14 and 744,223.89

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Solution

The fourth proportional to 1,227,638.37, 1,694,226.14 and 744,223.89 is: 1,027,080.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,638.37 : 1,694,226.14 = 744,223.89 : x
  2. Step 2: Convert to fraction form
    1,227,638.37/1,694,226.14 = 744,223.89/x
  3. Step 3: Cross multiply
    1,227,638.37x = 1,694,226.14 × 744,223.89
  4. Step 4: Simplify right side
    1,227,638.37x = 1,260,883,568,450.48
  5. Step 5: Solve for x
    x = 1,260,883,568,450.48/1,227,638.37
  6. Step 6: Final answer
    x = 1,027,080.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.